NPPES file of Aug 9, 2026

Cynthia B. Han, D.D.S.

General Practice Dentistry · Naperville, IL

Cynthia B. Han, D.D.S. is a general practice dentistry with a practice address in Naperville, Illinois, and NPI 1326117698, issued on Nov 8, 2006. Check the license (Illinois 019-019084, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1326117698
Name
Cynthia B. Han
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
019-019084 IL
Self-reported in NPPES; status is on the state search
Practice location
640 N River RD, Naperville, IL 60563
Phone
(630) 355-3355
Enumerated
Nov 8, 2006
Record last updated
Jan 13, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(630) 355-2953
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest general practice dentistry records → All 5,276 in Illinois → Look up another NPI →

Also registered at 640 N River RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

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  2. Stephanie Contreras, MAMental Health Counselor1336708445
  3. Samantha McDaniel, MSW, LCSWClinical Social Worker1578841409
  4. Alexis TrujilloMental Health Counselor1356228639
  5. Jessica Zien, M.A., L.C.P.C.Professional Counselor1104161629

Verify Cynthia B. Han in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 019-019084    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

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Cynthia B. Han among 5,276 general practice dentistry records in Illinois

Cynthia B. Han, D.D.S. is one of 5,276 general practice dentistry records with a practice address in Illinois. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 68% newer
  • In a Medicare fileNo · 64% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2009 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

98 general practice dentistry records list a practice address in Naperville

They are 98 of the 4,634 NPPES records with a practice address in Naperville, and 5,276 general practice dentistry records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 5,276 in Illinois → Every provider in Naperville → General Practice Dentistry nationwide →

The 8 general practice dentistry records with the nearest ZIP codes

  1. Deepak Agarwal, DMDNaperville, IL 605631487642302
  2. Robert JohnNaperville, IL 605631245329291
  3. Paula Jones, DDSNaperville, IL 605631083734164
  4. Phillip Mach, DDSNaperville, IL 605631215065818
  5. Diane Mach, DDSNaperville, IL 605631760683304
  6. Mandeep RainaNaperville, IL 605631417028226
  7. Yong Shim, D.D.S.Naperville, IL 605631548313125
  8. Stefan Turcic, D.D.SNaperville, IL 605631821130501

Common questions

What is Cynthia B. Han, D.D.S.'s NPI number?

Cynthia B. Han, D.D.S.'s National Provider Identifier (NPI) is 1326117698, issued on Nov 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Cynthia B. Han, D.D.S. located?

The NPPES record lists a practice address at 640 N River RD, Naperville, IL, 60563. Phone: (630) 355-3355. Providers update this record themselves, so call before visiting.

How can I verify Cynthia B. Han, D.D.S.'s license?

NPPES lists Illinois license number 019-019084, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.